Investigators say new evidence shows that a 1998-2004 dark-colored Ford F-150 may have been involved in a fatal hit-and-run near Ardmore.

ARDMORE, Alabama - Alabama State Troopers have released new details about a truck involved in a hit-and-run that left one man dead Tuesday night on Interstate 65 near Ardmore.

Investigators say new evidence suggests that the vehicle may be a 1998-2004 dark-colored Ford F-150 Heritage pickup truck.

Troopers were originally looking for what witnesses described as a dark-colored Chevrolet Silverado or a Dodge Ram.

James Shaddy, 69, of Petersburg, Tenn., was pronounced dead at the scene of the wreck after being thrown from the 2002 GMC Envoy he was traveling in, according to Limestone County Coroner Mike West. His daughter, Jane Osgood, 44, his granddaughter, 10-year-old Grace Osgood, and Mary Beck, 72, were treated at Huntsville Hospital for their injuries.

Jonathan Barbee, former press officer for the Alabama Republican Party, is offering a $1,000 reward for any information that leads to the arrest of the driver who fled the scene.

Anyone with information regarding the vehicle or the driver is asked to call the Decatur State Trooper Post at 256-353-0631.